Fit Note: Convertible, This new version has been improved for the purpose of noise reduction. : NOTE : It is recommended to also replace the power steering reservoir (1) 32 41 1 097 164 as it contains a non-serviceable filter., This new version has been improved for the purpose of noise reduction. : NOTE : It is recommended to also replace the power steering reservoir (1) 32 41 1 097 164 as it contains a non-serviceable filter.